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FUNCTIONAL DEVICES INC / RIB TR50VA009 Open Class 2 Transformer - Open Class 2 Transformers
FUNCTIONAL DEVICES INC / RIBOpen Class 2 Transformers

FUNCTIONAL DEVICES INC / RIB TR50VA009 Open Class 2 Transformer

The FUNCTIONAL DEVICES INC / RIB Class 2 Transformer is an open-style transformer with a 50 VA power rating. It features a foot mounting configuration, 120V AC input, and 24V AC output, with wire lead connections on…

SKU 3G-OTH-47962

Brand
FUNCTIONAL DEVICES INC / RIB
Item
TR50VA009 Open Class 2 Transformer
Part Number
TR50VA009
Category
Open Class 2 Transformers
Available to Order
Also known as:TR50VA009FUNCTIONAL DEVICES INC / RIB
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

FUNCTIONAL DEVICES INC / RIB
Manufacturer Part Number
TR50VA009
Mounting
Foot
Input Voltage
120V AC
Output Voltage
24V AC
AC/208V AC/240V AC
120V
Connection - Primary
Wire Lead
Connection - Secondary
Wire Lead

Technical Documents

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FUNCTIONAL DEVICES INC / RIB Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The FUNCTIONAL DEVICES INC / RIB Class 2 Transformer is an open-style transformer with a 50 VA power rating. It features a foot mounting configuration, 120V AC input, and 24V AC output, with wire lead connections on both the primary and secondary sides. This unit is identified by manufacturer part number TR50VA009.

Frequently Asked Questions

What is the FUNCTIONAL DEVICES INC / RIB TR50VA009 transformer used for?

This open Class 2 transformer supplies 24V AC power to control circuits in HVAC, lighting, and building automation systems. It steps down 120V AC line voltage to safe low-voltage power for relays, controllers, and actuators. The 50 VA rating supports multiple low-current devices in commercial or industrial installations.

What are the specifications of the FUNCTIONAL DEVICES INC / RIB TR50VA009 transformer?

The TR50VA009 is a 50 VA open Class 2 transformer with 120V AC input and 24V AC output. It features foot mounting and wire lead connections on both primary and secondary sides. The unit is manufactured by FUNCTIONAL DEVICES INC / RIB under part number TR50VA009 and is designed for low-voltage control applications.

Where to buy the FUNCTIONAL DEVICES INC / RIB TR50VA009 transformer worldwide?

3G Electric supplies the FUNCTIONAL DEVICES INC / RIB TR50VA009 transformer to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact our team to place an order or request a quote for this open Class 2 transformer.

How to install the FUNCTIONAL DEVICES INC / RIB TR50VA009 transformer?

Mount the transformer securely using its foot bracket on a flat surface. Connect the primary wire leads to a 120V AC power source and the secondary leads to your 24V AC control circuit. Ensure the total load does not exceed 50 VA. Follow local electrical codes and use appropriate overcurrent protection on the primary side.

Used in

Common applications for FUNCTIONAL DEVICES INC / RIB
HVAC control panels — Functional Devices RIB Class 2 transformers (e.g., PSH75AB10) provide 24V AC power for thermostats, relays, and zone valves.
Lighting contactor panels — RIB power supplies (e.g., PSMN200A) step down 347V AC to 24V AC for lighting control relays and occupancy sensors.
Pump control panels — Enclosed Class 2 transformers (e.g., PSH200A) supply 24V AC to pump start relays and float switches in water/wastewater facilities.
Industrial automation — RIB current sensors and relays monitor and switch low-voltage control circuits in PLC-based systems.
Commercial building automation — Functional Devices power supplies (e.g., PSH100AB10-EXT2) provide isolated 24V AC power for building controllers and actuators.
Data center cooling — RIB transformers (e.g., PSH300A) power control circuits for CRAC units and economizer dampers.
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FUNCTIONAL DEVICES INC / RIB Products

3G Electric supplies FUNCTIONAL DEVICES INC / RIB open class 2 transformers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Open-style Class 2 transformer with foot mounting, converting 208V AC primary to 24V AC secondary. Rated 96 VA with wire lead connections on both sides. Includes a circuit breaker for overcurrent protection. Suitable for supplying control power in HVAC, lighting control, and industrial automation systems
FUNCTIONAL DEVICES INC / RIB
Open-style Class 2 transformer with foot mounting, converting 208V AC primary to 24V AC secondary. Rated 96 VA with wire lead connections on both sides. Includes a circuit breaker for overcurrent protection. Suitable for supplying control power in HVAC, lighting control, and industrial automation systems
Open-style Class 2 transformer with 50 VA rating, converting 120V AC input to 24V AC output. Features foot mounting, wire lead connections on primary and secondary sides, and an integrated circuit breaker for overload protection. Suitable for powering low-voltage control circuits in HVAC, lighting, and industrial control panels
FUNCTIONAL DEVICES INC / RIB
Open-style Class 2 transformer with 50 VA rating, converting 120V AC input to 24V AC output. Features foot mounting, wire lead connections on primary and secondary sides, and an integrated circuit breaker for overload protection. Suitable for powering low-voltage control circuits in HVAC, lighting, and industrial control panels

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